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Circu Li-ion S.A.

Circu Li-ion S.A. Advances Battery Upcycling with EIC Accelerator Funding

LuxembourgEIC Accelerator2022

Table of Contents

  1. The EIC Accelerator Project
  2. The Funding Rounds
  3. The Press Releases
  4. The Technology Advancements
  5. The Partnerships and Customers
  6. The Hiring and Company Growth
  7. The Media Features and Publications

1 The EIC Accelerator Project

The EIC Accelerator Program: An Overview

The EIC Accelerator program, part of the European Innovation Council (EIC), is designed to support innovative startups and small and medium-sized enterprises (SMEs) in Europe. It focuses primarily on deep tech and groundbreaking innovations that have the potential to create significant societal and economic impact. The program offers a unique blend of financial support—including grants and equity investments—tailored to the specific needs of high-risk, high-reward ventures.

Funding Structure of the EIC Accelerator

The EIC Accelerator provides funding in two distinct forms: grants and equity investments.

1. Grants: The program offers grants of up to €2.5 million. These funds are intended to support the development and scaling of projects that demonstrate significant innovation and potential market impact. The grant is aimed at covering costs associated with project implementation, including research and development, prototyping, and initial deployment.
2. Equity: In addition to grants, the EIC Accelerator offers equity investments, which have varied over the years. Until 2024, the program provides equity funding of up to €15 million, transitioning to a cap of €10 million from 2025 onward. This equity funding is particularly valuable for startups looking to scale operations and attract further investment from private sectors, as it allows companies to leverage public funding to demonstrate viability and attract additional private investors.

Purpose and Impact on the Ecosystem

The EIC Accelerator plays a crucial role in the European startup ecosystem, particularly within the deep tech sector. It aims to bridge the funding gap that many innovative enterprises face, especially during the critical phases of scaling their operations. By providing substantial financial resources and strategic support, the program encourages innovative solutions to address pressing global challenges, such as climate change, health crises, and digital transformation.

Furthermore, the EIC Accelerator enhances the visibility of recipients, allowing them to connect with venture capitalists, industry leaders, and other stakeholders who can contribute to their growth and sustainability.

Case Study: Circu Li-ion S.A. and the AUTOMATED BATTERY UPCYCLING Project

Company Overview: Circu Li-ion S.A., based in Luxembourg, emerged as a notable winner of the EIC Accelerator for its pioneering project titled AUTOMATED BATTERY UPCYCLING. The company focuses on transforming the lithium-ion battery lifecycle, aiming to address the environmental challenges posed by battery waste.

Project Description: The AUTOMATED BATTERY UPCYCLING project leverages advanced robotics and computer vision technologies to create an automated process for recycling lithium-ion batteries. The project aims to deliver sustainable energy storage solutions at scale, effectively reusing valuable materials extracted from spent batteries.

Technology Background: Lithium-ion batteries are widely utilized in various applications, including electric vehicles, consumer electronics, and renewable energy storage systems. However, their disposal poses significant environmental risks, as they can release toxic substances into the environment. The AUTOMATED BATTERY UPCYCLING project seeks to mitigate these risks by implementing a fully automated system capable of disassembling batteries and recovering essential materials like lithium, cobalt, and nickel.

The technology utilized in this project integrates robotics for physical disassembly and computer vision for the identification and sorting of battery components. This dual approach ensures high efficiency and accuracy, significantly lowering the operational costs and risks associated with traditional recycling methods. By automating the process, Circu Li-ion S.A. aims to enhance the scalability of battery recycling and promote a circular economy within the energy storage sector.

Conclusion

The EIC Accelerator program represents a vital lifeline for innovative startups like Circu Li-ion S.A., providing both financial resources and strategic support to help them navigate the complexities of scaling their technologies. With initiatives such as the AUTOMATED BATTERY UPCYCLING project, the program not only fosters innovation but also contributes to a more sustainable future by addressing the urgent need for effective battery recycling solutions. The successful implementation of these projects highlights the significant potential for deep tech startups to transform industries and contribute to societal advancement.

2 The Funding Rounds

# Circu Li-ion S.A.: Funding Journey Since EIC Accelerator Award

Circu Li-ion is a European battery upcycling company founded in 2021 that is transforming the battery value chain by automating and scaling the disassembly of batteries and the diagnostic of cells. Based in Luxembourg with facilities in Germany, the company focuses on creating more economical and ecological battery recycling solutions, with ambitious plans to upcycle three billion batteries by 2035.

EIC Accelerator Funding

In October 2022, Circu Li-ion received funding from the European Innovation Council Accelerator (EIC Accelerator). This funding package included:

  • €2.5 million in grant funding
  • A conditional equity commitment from the EIC Accelerator

Additionally, in October 2022, the company secured €500,000 from Luxinnovation and the Ministry of the Economy Luxembourg. In November 2022, they also received funding from EIT Urban Mobility.

Seed Funding Round

In October 2023, Circu Li-ion announced the successful closing of an €8.5 million Seed financing round. This round consisted of:

  • €4.5 million in equity funding led by BonVenture (one of Germany's leading impact VC funds) with additional backing from an undisclosed group of battery, AI, and industry experts, and significant participation from the company's management team
  • €4 million in grants from the EIC Accelerator and collaborations with recyclers and OEMs

According to some sources, this seed funding round is recorded as approximately $4.8 million (USD) in total funding raised.

Funding Allocation and Growth Plans

The company has outlined several key areas for investment following their successful funding rounds:

1. Enhancing their upcycling platform
2. Amplifying their proprietary battery data library
3. Bolstering collaborations with EV OEMs and recyclers
4. Unlocking new capabilities in the battery recycling value chain

In terms of physical expansion, Circu Li-ion planned to grow their main production facility near Karlsruhe, Germany, to 2,000 m² while further developing their Berlin satellite office. The company also intended to double its team size from 34 colleagues within twelve months following the October 2023 funding announcement.

Company Valuation and Exit Events

There is no publicly available information regarding Circu Li-ion's current valuation following their funding rounds. Additionally, as of May 2025, there have been no reported exit events such as IPOs, buyouts, or acquisitions involving Circu Li-ion.

The company appears to be in its growth phase, focusing on expanding its technology and market presence in the battery recycling and upcycling sector rather than pursuing exit strategies. As a relatively young company that received its EIC Accelerator funding in October 2022, Circu Li-ion is still in the early stages of its development trajectory.

Sources: - Circu Li-ion advances battery recycling with €8.5M Seed financing

3 The Press Releases

Circu Li-ion S.A., a Luxembourg-based company, was selected as a winner of the European Innovation Council (EIC) Accelerator in October 2022. The company is focused on developing automated disassembly and diagnostics solutions for lithium-ion batteries, aiming to maximize the value of every battery by recovering up to 90% of battery cells. This approach significantly reduces CO2 emissions, making it a valuable contribution to sustainable battery upcycling.

Technology Advancements

Circu Li-ion's technology involves the use of proprietary computer vision models and robotic systems to handle the autonomous disassembly of batteries. This process is crucial for preserving material value and enabling companies to capture significant upcycling potential for cells and components.

Funding and Partnerships

Circu Li-ion received blended funding from the EIC, which includes a grant component and equity investments. The company was awarded €2.5 million in grant funding and €3 million in equity, providing the necessary financial support to scale its operations. Additionally, Circu Li-ion raised €8.5 million in seed funding in October 2023 to expand its production facility near Karlsruhe, Germany, and grow its Berlin satellite office.

Team and Business Updates

The CEO and Co-founder of Circu Li-ion, Antoine Welter, emphasized the importance of the EIC funding in accelerating the company's growth. The equity funding is intended to facilitate larger funding rounds with private investors. Circu Li-ion is also part of the EIT Urban Mobility Investment Portfolio, which supports impact-oriented startups in urban mobility. The EIT community has been instrumental in providing networking opportunities, access to industry insights, and marketing support, positioning Circu Li-ion as a leader in sustainable battery upcycling.

Press Releases and Updates

While specific press releases or blog posts directly from Circu Li-ion's website or social media accounts are not mentioned in the available information, the company's achievements and funding announcements have been highlighted through various external sources.

Patents and Intellectual Property

There is no specific information available regarding new patents or intellectual property developments from Circu Li-ion since receiving the EIC Accelerator funding.

Sources: - EIC Accelerator winners and statistics October 2022

4 The Technology Advancements

Circu Li-ion S.A.: Current Capabilities and Advancements

Circu Li-ion S.A., a Luxembourg-based battery upcycling company, has been making significant strides in the field of sustainable battery recycling and upcycling. Since receiving funding from the European Innovation Council (EIC) Accelerator on October 5, 2022, the company has continued to innovate and expand its technological offerings.

Current Capabilities

  • Automated Disassembly: Circu Li-ion specializes in automated battery disassembly and diagnostics, which enables the efficient recovery of valuable components from end-of-life batteries. This process not only reduces costs but also minimizes environmental impact by maximizing material valorization.
  • Machine-as-a-Service (MaaS): The company offers a MaaS platform, allowing clients to deploy automated disassembly technology on-site without initial capital outlay. This model supports scalable upcycling operations, enhancing profitability and sustainability in the battery value chain.
  • CircuFit Program: Circu Li-ion's CircuFit program is designed to drive circularity by enabling remanufacturing, reuse, and clean recycling of battery components.

Advancements Since EIC Funding

  • Seed Funding Round: In 2023, Circu Li-ion raised €8.5 million in a seed funding round, which included €4.5 million in equity and €4 million from European innovation grants and collaborations. This investment supports the company's goal of upcycling 3 billion batteries by 2035 and enhancing its AI-driven upcycling platform.
  • Expansion Plans: The company plans to expand its main facility near Karlsruhe, Germany, and grow its Berlin office. This expansion is aimed at enhancing its capabilities in battery recycling and upcycling.
  • *Dataassistant

Circu Li-ion S.A.: Current Capabilities and Advancements

Circu Li-ion S.A., a Luxembourg-based battery upcycling company, has been making significant strides in the field of sustainable battery recycling and upcycling. Since receiving funding from the European Innovation Council (EIC) Accelerator on October 5, 2022, the company has continued to innovate and expand its technological offerings.

Current Capabilities

  • Automated Disassembly: Circu Li-ion specializes in automated battery disassembly and diagnostics, which enables the efficient recovery of valuable components from end-of-life batteries. This process not only reduces costs but also minimizes environmental impact by maximizing material valorization.
  • Machine-as-a-Service (MaaS): The company offers a MaaS platform, allowing clients to deploy automated disassembly technology on-site without initial capital outlay. This model supports scalable upcycling operations, enhancing profitability and sustainability in the battery value chain.
  • CircuFit Program: Circu Li-ion's CircuFit program is designed to drive circularity by enabling remanufacturing, reuse, and clean recycling of battery components.

Advancements Since EIC Funding

  • Seed Funding Round: In 2023, Circu Li-ion raised €8.5 million in a seed funding round, which included €4.5 million in equity and €4 million from European innovation grants and collaborations. This investment supports the company's goal of upcycling 3 billion batteries by 2035 and enhancing its AI-driven upcycling platform.
  • Expansion Plans: The company plans to expand its main facility near Karlsruhe, Germany, and grow its Berlin office. This expansion is aimed at enhancing its capabilities in battery recycling and upcycling.
  • Data Repository: Circu Li-ion is building the world's largest battery recycling data repository, utilizing AI to improve battery sorting, increase efficiency, and ensure maximum recovery of valuable materials.

Technology Improvements

Circu Li-ion has emphasized the use of real-time data collection and analytical algorithms to enhance its upcycling processes. By employing AI-driven solutions, the company aims to improve the accuracy and speed of battery sorting, thereby maximizing the recovery of recyclable materials.

Demonstrations and Partnerships

The company has established partnerships with leading OEMs from the electric vehicle, micromobility, and power tools sectors, as well as leading European recyclers. These collaborations support the development of a circular battery value chain across Europe.

New Patents and Publications

There is no specific information available on new patents filed or scientific studies published by Circu Li-ion since receiving the EIC funding. However, their involvement in projects like the LAMBDA research, focusing on AI and robotics in sustainable battery recycling, highlights their commitment to innovation.

Conclusion

Circu Li-ion S.A. continues to innovate and expand its presence in the battery upcycling sector. With significant funding and strategic partnerships, the company is well-positioned to achieve its ambitious goals and contribute to a more sustainable battery recycling industry.

Sources

5 The Partnerships and Customers

Overview of Circu Li-ion S.A.

Circu Li-ion S.A., a Luxembourg-based company, has been making significant strides in the battery upcycling industry since receiving funding from the EIC Accelerator. The company specializes in automated disassembly and diagnostics, focusing on enhancing the value of batteries through sustainable practices.

Partnerships and Customers

Circu Li-ion has established strategic partnerships with several key players in the industry:

  • OEMs (Original Equipment Manufacturers): The company has secured contracts with major OEMs in the electric vehicles (EV), micromobility, and power tools sectors. These partnerships are crucial for developing a circular battery value chain in Europe.
  • Recyclers: Circu Li-ion collaborates with leading European recyclers, further emphasizing its commitment to sustainable practices and the development of a closed-loop battery recycling system.

New Partnerships and Customers

Circu Li-ion has recently expanded its network through collaborations facilitated by its €8.5 million seed funding. While specific new partners are not detailed, the company's growth strategy involves integrating circular approaches with existing partners and potentially new ones in the battery recycling and upcycling sectors.

Nature of Relationships and Purpose

The partnerships aim to enhance the battery recycling process by integrating circular economy principles. This involves automating disassembly and cell diagnostics to make battery recycling economically viable and environmentally friendly. The goal is to maximize the value of every battery, reducing waste and promoting sustainability.

Market Positioning

These relationships will position Circu Li-ion as a leader in sustainable battery upcycling. By leveraging partnerships with EV OEMs and recyclers, the company is well-placed to capitalize on the growing EV market, which is projected to become a trillion-dollar industry by 2030.

Technology Advancements and Scaling

Circu Li-ion's partnerships and funding will facilitate significant technological advancements:

  • Machine-as-a-Service and Disassembly-as-a-Service Models: These models provide clients with access to advanced technology for battery upcycling, enhancing the efficiency of the recycling process.
  • AI Integration: The company plans to utilize AI for advanced battery sorting and develop material-level recycling methods, minimizing waste and enhancing material reuse.
  • Data Repository: Circu Li-ion aims to create the world's largest battery recycling data repository, offering data-driven insights that will revolutionize recycling practices.

Conclusion

Circu Li-ion's strategic partnerships and funding have positioned it as a key player in the sustainable battery recycling sector. Through its innovative technologies and collaborative approach, the company is set to significantly impact the environmental sustainability of battery production and recycling.

Sources:

6 The Hiring and Company Growth

Circu Li-ion's Growth and Team Expansion Following EIC Accelerator Funding

Circu Li-ion S.A., a Luxembourg-based battery recycling startup, has undergone significant growth since securing funding through the European Innovation Council (EIC) Accelerator. Here's an overview of their team dynamics and scaling efforts:

Current Headcount and Growth Trajectory

As of October 2023, Circu Li-ion reported a team of 34 employees, with plans to double this number within 12 months. This expansion focuses on strengthening expertise in AI, data science, and automation to optimize their battery-upcycling technology.

Hiring Strategy and Key Roles

The company is actively recruiting for roles critical to its automated disassembly platform:
  • Data scientists: To enhance AI-driven diagnostics and process optimization.
  • AI specialists: For refining sorting algorithms and material recovery.
  • Operations staff: Supporting facility expansions in Germany.

Impact of New Hires on Scaling Efforts

Recent hires are central to Circu Li-ion’s strategy to:
1. Scale automated services: Deploy "Machine-as-a-Service" robots at client sites globally.
2. Expand data capabilities: Build the world’s largest battery recycling data repository using real-time analytics.
3. Boost throughput: Process batteries at their 2,000 m² Karlsruhe facility while minimizing manual interventions.

Management Stability

Co-founders Antoine Welter (CEO) and Xavier Kohll (CTO) remain in leadership roles, emphasizing agile product development and partnerships with EV manufacturers/recyclers. No major management changes have been reported post-funding.

Sources

Note: The EIC Accelerator funding referenced likely aligns with the company’s €4 million grant from the EIC Accelerator program as part of its €8.5 million seed round.

7 The Media Features and Publications

Circu Li-ion S.A.: Media Features, Publications, and Event Participation

Circu Li-ion S.A., a Luxembourg-based battery upcycling company founded in 2021, has gained visibility through media features, conferences, and public engagements. Below is a detailed overview of their activities since winning EIC Accelerator funding in October 2022:

Media Features & Interviews

  • The Elevator Pitch: Xavier Kohll, Co-founder and CTO of Circu Li-ion, appeared on The Elevator* series by Silicon Luxembourg (March 2023) to discuss the company’s automated disassembly technology for micromobility batteries. The interview emphasized their mission to extend battery lifespans through upcycling.
  • CERAWeek Conference Insights: While Circu Li-ion was not directly featured in the March 2025 CERAWeek podcast episode, the event highlighted broader industry challenges in lithium supply chains—a sector where Circu Li-ion’s technology applies.

Publications & Industry Recognition

  • Chemeurope Profile: Listed as a key player in battery recycling and chemistry sectors, emphasizing their automated disassembly solutions for electric vehicle and power tool batteries.
  • Startup Directories: Profiled on platforms like StartupLuxembourg and Invest-NY for their focus on maximizing battery value through robotics-led processes.

Conference & Fair Participation

  • E-Waste World Conference: Exhibited at the E-Waste World Conference & Expo to showcase their automated disassembly systems designed to improve safety and material recovery rates.
  • Founders have yet to disclose specific presentations at lithium-focused conferences (e.g., those listed under Lithium Battery Conferences 2025–2027), but industry events like these align with their operational scope.

Event Involvement & Public Engagement

The company actively promotes its "Machine-as-a-Service" model at sustainability-focused forums while collaborating with recyclers and manufacturers seeking compliance with evolving EU battery regulations. Their certified facility in Kuppenheim, Germany serves as a hub for demonstrating disassembly capabilities to potential clients.

Sources

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